CVE-2005-2841
CVSS7.5
发布时间 :2005-09-08 06:03:00
修订时间 :2011-03-07 21:25:05
NMCO    

[原文]Buffer overflow in Firewall Authentication Proxy for FTP and/or Telnet Sessions for Cisco IOS 12.2ZH and 12.2ZL, 12.3 and 12.3T, and 12.4 and 12.4T allows remote attackers to cause a denial of service and possibly execute arbitrary code via crafted user authentication credentials.


[CNNVD]Cisco IOS防火墙认证代理缓冲区溢出漏洞(CNNVD-200509-072)

        Cisco的网际操作系统(IOS)是一个为网际互连优化的复杂的操作系统--类似一个局域操作系统(NOS)、如Novell的NetWare,为LANs而进行优化。
        Cisco IOS 12.2ZH, 12.2ZL,12.3和12.3T版本的防火墙认证代理在FTP和(或)Telnet会话中存在缓冲区溢出漏洞,这允许攻击者通过伪造用户证书发起DOS攻击,并可能执行任意的代码。

- CVSS (基础分值)

CVSS分值: 7.5 [严重(HIGH)]
机密性影响: PARTIAL [很可能造成信息泄露]
完整性影响: PARTIAL [可能会导致系统文件被修改]
可用性影响: PARTIAL [可能会导致性能下降或中断资源访问]
攻击复杂度: LOW [漏洞利用没有访问限制 ]
攻击向量: [--]
身份认证: NONE [漏洞利用无需身份认证]

- CPE (受影响的平台与产品)

cpe:/o:cisco:ios:12.4Cisco IOS 12.4
cpe:/o:cisco:ios:12.4tCisco IOS 12.4T
cpe:/o:cisco:ios:12.2zlCisco IOS 12.2ZL
cpe:/o:cisco:ios:12.2zhCisco IOS 12.2ZH
cpe:/o:cisco:ios:12.3tCisco IOS 12.3T
cpe:/o:cisco:ios:12.3Cisco IOS 12.3

- OVAL (用于检测的技术细节)

oval:org.mitre.oval:def:5317Cisco IOS Firewall Authentication Proxy Buffer Overflow Vulnerability
*OVAL详细的描述了检测该漏洞的方法,你可以从相关的OVAL定义中找到更多检测该漏洞的技术细节。

- 官方数据库链接

http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-2841
(官方数据源) MITRE
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2005-2841
(官方数据源) NVD
http://www.cnnvd.org.cn/vulnerability/show/cv_cnnvdid/CNNVD-200509-072
(官方数据源) CNNVD

- 其它链接及资源

http://www.kb.cert.org/vuls/id/236045
(VENDOR_ADVISORY)  CERT-VN  VU#236045
http://www.vupen.com/english/advisories/2005/1669
(UNKNOWN)  VUPEN  ADV-2005-1669
http://www.cisco.com/warp/public/707/cisco-sa-20050907-auth_proxy.shtml
(VENDOR_ADVISORY)  CISCO  20050907 Cisco IOS Firewall Authentication Proxy for FTP and Telnet Sessions Buffer Overflow

- 漏洞信息

Cisco IOS防火墙认证代理缓冲区溢出漏洞
高危 缓冲区溢出
2005-09-08 00:00:00 2009-03-04 00:00:00
远程  
        Cisco的网际操作系统(IOS)是一个为网际互连优化的复杂的操作系统--类似一个局域操作系统(NOS)、如Novell的NetWare,为LANs而进行优化。
        Cisco IOS 12.2ZH, 12.2ZL,12.3和12.3T版本的防火墙认证代理在FTP和(或)Telnet会话中存在缓冲区溢出漏洞,这允许攻击者通过伪造用户证书发起DOS攻击,并可能执行任意的代码。

- 公告与补丁

        

- 漏洞信息

19227
Cisco IOS Authentication Proxy for FTP/Telnet Remote Overflow
Remote / Network Access Denial of Service, Input Manipulation
Loss of Integrity, Loss of Availability
Exploit Unknown

- 漏洞描述

A remote overflow exists in Cisco IOS. The Firewall Authentication Proxy for FTP and/or Telnet Sessions fails to perform proper bounds checking resulting in a buffer overflow. With specially crafted user authentication credentials, a remote attacker can cause the device to reload resulting in a loss of availability.

- 时间线

2005-09-07 Unknow
Unknow Unknow

- 解决方案

Currently, there are no known workarounds or upgrades to correct this issue. However, Cisco has released a patch to address this vulnerability.

- 相关参考

- 漏洞作者

Unknown or Incomplete
 

 

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